Compare A3U Dimensions
Compare A3U size (Raw Paper Sizes) side-by-side with other international formats and reference objects.
Paper Sizing Converters
A3U
330 mm × 450 mm
330 mm
Letter
216 mm × 279 mm
216 mm
Credit Card
86 mm
Aspect Ratio
1 : 1.36
Primary format (A3U). Comparison aspect ratio is 1 : 1.29.
Digital Output Pixels
3898 px × 5315 px
300 DPI